DNS response history for ns.optosensor.com

ns.optosensor.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 404 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for ns.optosensor.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

404 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

208.91.197.26

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns.optosensor.com

Showing DNS history for 2026-08-19 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
74 2026-08-19 23:52 639227795899225951
137 ms 208.91.197.26
73 2026-08-19 23:36 639227786351762008
146 ms 208.91.197.26
72 2026-08-19 23:20 639227776640591733
269 ms 208.91.197.26
71 2026-08-19 23:04 639227767128841282
266 ms 208.91.197.26
70 2026-08-19 22:48 639227757477304711
272 ms 208.91.197.26
69 2026-08-19 22:32 639227747572098014
273 ms 208.91.197.26
68 2026-08-19 22:15 639227737588613113
267 ms 208.91.197.26
67 2026-08-19 21:23 639227706134603955
292 ms 211.38.240.141
66 2026-08-19 21:07 639227696589027396
273 ms 208.91.197.26
65 2026-08-19 20:51 639227687097707639
267 ms 208.91.197.26
64 2026-08-19 20:35 639227677474464487
269 ms 208.91.197.26
63 2026-08-19 20:19 639227667767441118
132 ms 208.91.197.26
62 2026-08-19 20:02 639227657984833832
270 ms 208.91.197.26
61 2026-08-19 19:46 639227648079992640
4509 ms 211.38.240.141
60 2026-08-19 19:30 639227638125048441
319 ms 211.38.240.141
59 2026-08-19 19:13 639227628211392142
145 ms 208.91.197.26
58 2026-08-19 18:56 639227618261696275
270 ms 208.91.197.26
57 2026-08-19 18:40 639227608366233645
274 ms 208.91.197.26
56 2026-08-19 18:23 639227598301787588
273 ms 208.91.197.26
55 2026-08-19 17:30 639227566241010716
273 ms 208.91.197.26
54 2026-08-19 17:13 639227556454538959
137 ms 208.91.197.26
53 2026-08-19 16:57 639227546640305542
134 ms 208.91.197.26
52 2026-08-19 16:41 639227536965466472
2298 ms 211.38.240.141
51 2026-08-19 16:24 639227527048658280
271 ms 208.91.197.26
50 2026-08-19 16:08 639227517386634438
272 ms 208.91.197.26
49 2026-08-19 15:52 639227507459551637
138 ms 208.91.197.26
48 2026-08-19 15:35 639227497515595277
269 ms 208.91.197.26
47 2026-08-19 15:18 639227487441798036
135 ms 208.91.197.26
46 2026-08-19 15:02 639227477445551863
271 ms 208.91.197.26
45 2026-08-19 14:45 639227467297067891
284 ms 208.91.197.26
44 2026-08-19 14:28 639227457057795635
316 ms 208.91.197.26
43 2026-08-19 13:34 639227425244777397
283 ms 208.91.197.26
42 2026-08-19 13:18 639227415422116485
284 ms 208.91.197.26
41 2026-08-19 13:01 639227405307256053
1282 ms 211.38.240.141
40 2026-08-19 12:45 639227395396602630
1294 ms 211.38.240.141
39 2026-08-19 12:28 639227385510363611
280 ms 208.91.197.26
38 2026-08-19 12:12 639227375508324850
1299 ms 211.38.240.141
37 2026-08-19 11:55 639227365326611906
275 ms 208.91.197.26
36 2026-08-19 11:38 639227355360014208
272 ms 208.91.197.26
35 2026-08-19 11:21 639227345036782165
294 ms 211.38.240.141
34 2026-08-19 11:04 639227334992964533
274 ms 208.91.197.26
33 2026-08-19 10:47 639227324986605572
145 ms 208.91.197.26
32 2026-08-19 10:31 639227314928414539
276 ms 208.91.197.26
31 2026-08-19 09:37 639227283029182134
271 ms 208.91.197.26
30 2026-08-19 09:21 639227273294779350
135 ms 208.91.197.26
29 2026-08-19 09:05 639227263525231313
140 ms 208.91.197.26
28 2026-08-19 08:48 639227253578313363
271 ms 208.91.197.26
27 2026-08-19 08:32 639227243649973322
271 ms 208.91.197.26
26 2026-08-19 08:15 639227233581059317
567 ms 211.38.240.141
25 2026-08-19 07:58 639227223667352067
271 ms 208.91.197.26
24 2026-08-19 07:42 639227213714837066
268 ms 208.91.197.26
23 2026-08-19 07:25 639227203701208496
268 ms 208.91.197.26
22 2026-08-19 07:09 639227193643202179
283 ms 208.91.197.26
21 2026-08-19 06:52 639227183584431597
272 ms 208.91.197.26
20 2026-08-19 06:35 639227173347403088
273 ms 208.91.197.26
19 2026-08-19 05:41 639227141523007601
177 ms 208.91.197.26
18 2026-08-19 05:25 639227131785931574
272 ms 208.91.197.26
17 2026-08-19 05:09 639227122176475389
271 ms 208.91.197.26
16 2026-08-19 04:53 639227112668934596
269 ms 208.91.197.26
15 2026-08-19 04:37 639227102773292788
576 ms 211.38.240.141
14 2026-08-19 04:21 639227093141136930
270 ms 208.91.197.26
13 2026-08-19 04:05 639227083449420147
266 ms 208.91.197.26
12 2026-08-19 03:48 639227073771748493
274 ms 208.91.197.26
11 2026-08-19 03:32 639227063977347614
136 ms 208.91.197.26
10 2026-08-19 03:16 639227054253519024
136 ms 208.91.197.26
9 2026-08-19 03:00 639227044381963886
270 ms 208.91.197.26
8 2026-08-19 02:43 639227034441085514
272 ms 208.91.197.26
7 2026-08-19 01:51 639227003126489968
2294 ms 211.38.240.141
6 2026-08-19 01:35 639226993456311614
273 ms 208.91.197.26
5 2026-08-19 01:19 639226983847312345
176 ms 208.91.197.26
4 2026-08-19 01:03 639226974357874853
139 ms 208.91.197.26
3 2026-08-19 00:47 639226964670484721
135 ms 208.91.197.26
2 2026-08-19 00:31 639226954857899696
136 ms 208.91.197.26
1 2026-08-19 00:14 639226945091603488
271 ms 208.91.197.26